US3357771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light beam deflector employing electro-optic crystal
Assignee: Verizon Laboratories Inc
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Filing: 1963-10-01
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Granted: 1967-12-12
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Expires: 1983-10-01
Abstract
No abstract record available.
Inventors
- 👤 Carl F Buhrer
- 👤 Vernon J Fowler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:21
CPC Classifications
G; G02; G02F; G02F1/00; G02F1/29
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
APPARATUS FOR DEFLECTING A BEAM OF ELECTROMAGNETIC ENERGY COMPRISING (A) AN ELEMENT COMPOSED OF AN ELECTRICALLY CONTROLLABLE REFRACTIVE MEDIUM POSITIONED IN THE PATH OF SAID BEAM, THE REFRACTIVE INDEX OF SAID ELEMENT BEING NONUNIFROM IN THE PRESENCE OF AN APPLIED FIELD, AND (B) MEANS FOR PRODUCING A LINEAR VARIATION IN THE REFRACTIVE INDEX OF SAID CRYSTAL COMPRISING FIELD GENERATING MEANS POSITIONED ADJACENT SAID ELEMENT, SAID FIELD GENERATING MEANS PRODUCING SAID LINEAR VARIATION IN THE REFRACTIVE INDEX OF SAID ELEMENT IN A DIRECTION TRANSVERSE TO THE DIRECTION OF PROPAGATION OF SAID BEAM, THE BEAM EMERGING FROM SAID ELEMENT BEING DEFLECTED FROM SAID DIRECTION OF PROPAGATION THROUGH AN ANGLE DETERMINED BY THE CHANGE IN SAID REFRACTIVE INDEX.
Claim 2
Dependent Claim
115 words
APPARATUS FOR DEFLECTING A BEAM OF ELECTROMAGNETIC ENERGY COMPRISING (A) AN ELEMENT COMPOSED OF AN ELECTRICALLY CONTROLLABLE REFRACTIVE MEDIUM POSITIONED IN THE PATH OF SAID BEAM, THE REFRACTIVE INDEX OF SAID ELEMENT BEING NONUNIFROM IN THE PRESENCE OF AN APPLIED FIELD, AND (B) MEANS FOR PRODUCING A LINEAR VARIATION IN THE REFRACTIVE INDEX OF SAID CRYSTAL COMPRISING FIELD GENERATING MEANS POSITIONED ADJACENT SAID ELEMENT, SAID FIELD GENERATING MEANS PRODUCING SAID LINEAR VARIATION IN THE REFRACTIVE INDEX OF SAID ELEMENT IN A DIRECTION TRANSVERSE TO THE DIRECTION OF PROPAGATION OF SAID BEAM, THE BEAM EMERGING FROM SAID ELEMENT BEING DEFLECTED FROM SAID DIRECTION OF PROPAGATION THROUGH AN ANGLE DETERMINED BY THE CHANGE IN SAID REFRACTIVE INDEX.
References Cited (Backward Citations)
US2836652A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-11 | 1971-06-12 | 1971-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-11 | 1975-06-12 | 1975-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-11 | 1979-06-12 | 1979-12-12 | $7700.00 | Window Closed / Lapsed |